Model X4-C 1U from Jasminer mining EtHash algorithm with a maximum hashrate of 520Mh/s for a power consumption of 240W. Jasminer X4 1U-C is designed to mine ETH and ETC. However, as it only has 5G Ram capacity Built-in Mute Fan:Built-in mute fan, suitable for IDC room, home and other places. Size: 482mm * 450mm * 44.5mm, Weight: 8100g; Temperature:0 - 40 °C Humidity: 5 - 95 % We have tested this machine, it runs very stable and very reliable.